// SPDX-FileCopyrightText: Adam Evyčędo
//
// SPDX-License-Identifier: GPL-3.0-or-later

package xyz.apiote.bimba.czwek.dashboard.ui.home

import android.content.Context
import android.net.ConnectivityManager
import android.os.Handler
import android.os.Looper
import android.text.Editable
import android.text.TextWatcher
import android.util.Log
import androidx.lifecycle.LiveData
import androidx.lifecycle.MutableLiveData
import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import kotlinx.coroutines.launch
import xyz.apiote.bimba.czwek.repo.FeedInfo
import xyz.apiote.bimba.czwek.repo.OfflineRepository
import xyz.apiote.bimba.czwek.repo.OnlineRepository
import xyz.apiote.bimba.czwek.repo.Queryable
import xyz.apiote.bimba.czwek.repo.TrafficResponseException
import xyz.apiote.bimba.czwek.settings.feeds.FeedsSettings

class HomeViewModel : ViewModel() {
	private val mutableQueryables = MutableLiveData<List<Queryable>>()
	val queryables: LiveData<List<Queryable>> = mutableQueryables
	var feeds: Map<String, FeedInfo>? = null
	var feedsSettings: FeedsSettings? = null

	fun getQueryables(query: String, context: Context) {
		viewModelScope.launch {
			try {
				getFeeds(context)
				mutableQueryables.value = OnlineRepository().queryQueryables(query, context) ?: emptyList()
			} catch (e: TrafficResponseException) {
				// xxx intentionally no error showing in suggestions
				Log.e("Suggestion", "$e")
			}
		}
	}

	private suspend fun getFeeds(context: Context) {
		feeds = OfflineRepository().getFeeds(context)
		feedsSettings = FeedsSettings.load(context)
	}


	inner class SearchBarWatcher(private val context: Context) : TextWatcher {
		private val handler = Handler(Looper.getMainLooper())
		private var workRunnable = Runnable {}

		override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {
		}

		override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
		}

		override fun afterTextChanged(s: Editable?) {
			handler.removeCallbacks(workRunnable)
			workRunnable = Runnable {
				val text = s.toString()
				getQueryables(text, context)
			}
			handler.postDelayed(workRunnable, 750)
		}
	}
}
